$86+ Cheap flights from Sidney, MT (SDY) to Montana
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/7. Fares are subject to change and may not be available on all flights or dates of travel.
SDY — BZN
Nov 22 — Nov 291
1 adult, Economy
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Cheapest flights from Sidney to MontanaExplore the most affordable flight options available from Sidney to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.
Explore the most affordable flight options available from Sidney to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 23, 2025.
This Mytrip deal was found by Cheapflights users on 10/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/77:35 amSDY - BIL
Nonstop1h 55mCape Air
Tue 11/117:25 amBIL - SDY
Nonstop1h 42mCape Air
Deal found 10/23![Cape Air logo]()
$86
This FlightHub deal was found by Cheapflights users on 10/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/102:42 pmSDY - BIL
Nonstop1h 55mCape Air
Sat 11/1512:35 pmBIL - SDY
Nonstop1h 42mCape Air
Deal found 10/22![Cape Air logo]()
$100
Cheap flight deals from Sidney to Montana
Keep the following information in mind while searching for Sidney to Montana flight deals. Data was last updated October 23, 2025.
Round-trip from | $86 (Mytrip) |
|---|
Cheapflights Fare Finder
Customize your flight search to find flights from Sidney to Montana that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 23, 2025.
Use the filters below to find and compare flights from Sidney to Montana that are best for you.
Fly from
Sidney
Fly to
Montana
Route
Depart
Return
Price
SidneyBillings
SDY - BIL
SDYBIL
Sidney Richland Municipal
Fri 11/7
7:35 am-9:30 am
Nonstop1h 55m
Billings Logan Intl
Tue 11/11
7:25 am-9:07 am
Nonstop1h 42m
$86
SidneyBillings
SDY - BIL
SDYBIL
Sidney Richland Municipal
Wed 11/19
7:35 am-9:30 am
Nonstop1h 55m
Billings Logan Intl
Wed 11/26
3:03 pm-4:45 pm
Nonstop1h 42m
$100
SidneyBillings
SDY - BIL
SDYBIL
Sidney Richland Municipal
Mon 11/10
12:52 pm-2:47 pm
Nonstop1h 55m
Billings Logan Intl
Sat 11/15
6:09 pm-7:51 pm
Nonstop1h 42m
$100
SidneyBillings
SDY - BIL
SDYBIL
Sidney Richland Municipal
Wed 11/5
12:52 pm-2:47 pm
Nonstop1h 55m
Billings Logan Intl
Sun 11/9
3:03 pm-4:45 pm
Nonstop1h 42m
$100
Best time to book a flight from Sidney to Montana
Have a flexible travel schedule? Discover the best time to fly to Montana from Sidney with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Sidney to Montana
What is the cheapest time of day to fly from SDY to MT?
Find hourly flight availability from Sidney to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 23, 2025.
When flying from Sidney, Montana to Montana, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.